Robot hand



FIG. 1 is a top front view;

FIG. 2 is a top back view;

FIG. 3 is a back bottom view;

FIG. 4 is a front bottom view;

FIG. 5 is a front view;

FIG. 6 is a back view; and,

FIG. 7 is a side view.

The broken lines show portions of a robot hand that form no part of the claimed design. 

CLAIM The ornamental design for a robot hand, as shown and described. 